As a product, third ear works like a simultaneous interpreter when two or more user wear these product. There are two parts of product; circular film and earphone audio processor. Circular film consists of a small chip for achieve directly sound waves from vocal cords and send them to the processor. Second part’s includes processor and translator data in selected languages. When processor obtains speakers words send them to listener’s audio processor. Listener’s ‘Third Ear’ convert words to its selected language and vice versa. Read Less